STR AahDORHERDNaOSIOMTES, MS
NOTES:
HDPE PIPE FOR GAS COLLECTION SHALL BE SDR 17. FITTINGS MAYBE SDR 17 OR SDR 11
n
COMPRESSED AIR PIPE SHALL BE SDR 9 HDPE.
CONDENSATE MAINS SHALL BE SDR 11 HDPE.
Py
NOTE:
4. PROVIDE SLACK IN GEOMEMBRANE BOOTS TO ALLOWFOR FUTURE SETTLEMENT
pO
4. SOLID HDPE PIPE SHALL BE BUTT-FUSION WELDED UNLESS OTHERWISE INDICATED. 3
BENTONITE SEAL
5. ON LANDFILL SIDESLOPES, PROVIDE MINIMUM 2 FEET OF COVER OVER SOLID HDPE PIPE AND.
STABILIZE AGAINST EROSION.
6. EXCESS EXCAVATED WASTE SHALL BE HAULED TO ACTIVE FACE OF THE LANDFILL FOR i
DISPOSAL.
4° MIN,
METALLIC t
WARNING TAPE
EXISTING GRADE 6 MIL. THICK PEWRAP
2"@ SDR 9 HDPE ~
COMPRESSED AIR PIPE
excavarto’)
(MATERIAL
a
2" SDR 9 HDPE PIPE
(COMPRESSED AIR)
3'@ SDR 11 HDPE PIPE
(CONDENSATE MAIN)
I—— 6" SDR 17 HDPE PIPE
6" MIN
3! MIN. ——™|
f~— 2! MIN.
FITTINGS:
NOT TO SCALE
COMBINED PIPE TRENCH
NOT TO SCALE
EXISTING
CONCRETE
BLOCK WALL
(HEIGHT
VARIES)
EXISTING SMOOTH
60-MIL HDPE
GEOMEMBRANE
x
GEOTEXTILES
INSTALL DRAINTUBE™ ROLL ON
GROUND AT EXISTING GRADE
(DRAINTUBE MODEL 600CWLFG2 D25)
BACKFILL WITH
COVER MATERIAL
PROVIDED BY CITY
EXISTING
GRADE \
1"@ PERFORATED DRAINTUBE™
MINLPIPE (TYP)
2% SLOPE (MIN)
cromen
ONE ROLL WIDTH
(2)
SECTION VIEW
DRAINTUBE SURFACE COLLECTION LAYER
INSTALLED OUTSIDE OF SETBACK WALL
QUICK CONNECT
FITTIN
IG
(SUPPLIED BY
DRAINTUBE™)
(@) COMPRESSED AIR PIPE ISOLATION VALVE
8" SCH 80 HDPE PIPE
SOLID PVC PIPE er NEOPREANE SEAL
AND CAULK
GROUND SURFACE
STAINLESS STEEL EXTRUSION WELD
il a BAND CLAMP (TYP}
2"@ HDPE BALL VALVE WITH ENCLOSED i HL
STEEL STEM EXTENSION OR APPROVED 14 i
EQUAL, SHALL HAVE THE SAME OR GREATER
PRESSURE RATING AS THE SDR 9 HDPE PIPE. s0-mil TEXTURED 30-mil TEXTURED
L GEOMEMBRANE GEOMEMBRANE
MNPT C
‘TRANSITION “> LO
PVC PIPE HDPE PIPE
NOT TO SCALE
HEAT BOND
GEOTEXTILES
SNAP
COUPLER
— ONE ROLL OTH ————_____+|
HEAT BOND 1" PERFORATED
GEOTEXTILES ar ee)
I !
| I EXISTING
| \ EXITING SECTION VIEW
I I BLOCK WALL
I |
! 7
| ! -+¥—— 10" —|
I !
\ 1" PERFORATED
I DRAINTUBE™
| \ MINL-PIPE (TYP}
P\X Tp fe
I !
I t
- = ! SNAP
a LLU LD \ COUPLER
\ 6" SOLID HDPE PIPE J _!
END CAP 2% MIN. |
ld
PLAN VIEW
PLAN VIEW
DRAINTUBE CONNECTION TO HDPE PIPE
DRAINTUBE ROLL
JOINING (ENDS)
————
NOT TO SCALE NOT TO SCALE
NOTTO SCALE
CONCRETE BLOCK WALL CORRECTIVE ACTION PROJECT NUMBER
DRAWN BY: R. CLAY
DESIGNED BY: R. CLAY CITY OF NASHUA
. FOUR HILLS LANDFILL 3066.21
S N B O R N H E D SCALE AS NOTED D BY: E. STEINHAUSER NASHUA, NEW HAMPSHIRE
f \ f \ PROJECTMGR: R. CLAY SHEET NUMBER:
Pic: E. STEINHAUSER DETAILS 6OFG
DATE: JANUARY 2021
